51912720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{72101}}^1$

素因数の和:72120

約数の個数: 60

約数和(自身を含む): 174342636

約数和(自身を除く): 122429916

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 72101, 144202, 216303, 288404, 360505, 432606, 576808, 648909, 721010, 865212, 1081515, 1153616, 1297818, 1442020, 1730424, 2163030, 2595636, 2884040, 3244545, 3460848, 4326060, 5191272, 5768080, 6489090, 8652120, 10382544, 12978180, 17304240, 25956360, 51912720]

約数ペア:

[(1, 51912720), (2, 25956360), (3, 17304240), (4, 12978180), (5, 10382544), (6, 8652120), (8, 6489090), (9, 5768080), (10, 5191272), (12, 4326060), (15, 3460848), (16, 3244545), (18, 2884040), (20, 2595636), (24, 2163030), (30, 1730424), (36, 1442020), (40, 1297818), (45, 1153616), (48, 1081515), (60, 865212), (72, 721010), (80, 648909), (90, 576808), (120, 432606), (144, 360505), (180, 288404), (240, 216303), (360, 144202), (720, 72101)]